‡ncertaint­ about climate science and economics poses challenes for business and finance‚ ’easonable and intel„ lient people freuentl­ asƒ us for a reference document to set out what is ƒnown and not ƒnown about climate chane includin research that is sometimes contrar­ to preailin societal beliefs if onl­ to aoid debates about areas that are settled and instead to direct attention to the areas where further research is aluable‚ Še hae structured this document into nine areas of Oeriew doubt commonl­ expressed about climate science and eco„ nomics each of which is broƒen down into points of contention‚ Še also hihliht ƒe­ facts and estimates in which scholars hae hih leels of confidence‚ Each section beins with a common challene about climate science and economics expressed as a uotation‚ Cameron Hepburn and Moritz Schwarz ffiliations Smith School of Enterprise and the Enironment ‹nstitute for “ew Economic …hinƒin at the Oxford Martin School Climate Econometrics “uffield Collee ‡niersit­ of Oxford ‘